GB2332329B - Non-symmetric tetrahedral and non-symmetric pruned tetrahedral interpolation - Google Patents

Non-symmetric tetrahedral and non-symmetric pruned tetrahedral interpolation

Info

Publication number
GB2332329B
GB2332329B GB9826983A GB9826983A GB2332329B GB 2332329 B GB2332329 B GB 2332329B GB 9826983 A GB9826983 A GB 9826983A GB 9826983 A GB9826983 A GB 9826983A GB 2332329 B GB2332329 B GB 2332329B
Authority
GB
United Kingdom
Prior art keywords
symmetric
tetrahedral
interpolation
pruned
tetrahedral interpolation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9826983A
Other versions
GB9826983D0 (en
GB2332329A (en
Inventor
Jr Gary L Vondran
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HP Inc
Original Assignee
Hewlett Packard Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB9826983D0 publication Critical patent/GB9826983D0/en
Publication of GB2332329A publication Critical patent/GB2332329A/en
Application granted granted Critical
Publication of GB2332329B publication Critical patent/GB2332329B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6016—Conversion to subtractive colour signals
    • H04N1/6019—Conversion to subtractive colour signals using look-up tables
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6016—Conversion to subtractive colour signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Image Communication Systems (AREA)
GB9826983A 1997-12-12 1998-12-08 Non-symmetric tetrahedral and non-symmetric pruned tetrahedral interpolation Expired - Fee Related GB2332329B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/990,000 US6049400A (en) 1997-12-12 1997-12-12 Non-symmetric tetrahedral and non-symmetric pruned tetrahedral interpolation

Publications (3)

Publication Number Publication Date
GB9826983D0 GB9826983D0 (en) 1999-02-03
GB2332329A GB2332329A (en) 1999-06-16
GB2332329B true GB2332329B (en) 2002-04-10

Family

ID=25535645

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9826983A Expired - Fee Related GB2332329B (en) 1997-12-12 1998-12-08 Non-symmetric tetrahedral and non-symmetric pruned tetrahedral interpolation

Country Status (2)

Country Link
US (1) US6049400A (en)
GB (1) GB2332329B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1039742A1 (en) 1999-03-19 2000-09-27 Hewlett-Packard Company Method of interpolation
JP4035278B2 (en) * 2000-07-14 2008-01-16 キヤノン株式会社 Image processing method, apparatus, and recording medium
US7215440B2 (en) * 2000-12-28 2007-05-08 Xerox Corporation Fast interpolation of large color lookup tables
US20040042020A1 (en) * 2002-08-29 2004-03-04 Vondran Gary L. Color space conversion
US20040109185A1 (en) * 2002-10-22 2004-06-10 Ching-Yu Hung Tetrahedral interpolation
US7304769B2 (en) * 2003-05-30 2007-12-04 Hewlett-Packard Development Company, L.P. Color imaging devices, color image forming methods, and color image data processing methods
US8054518B2 (en) * 2003-05-30 2011-11-08 Hewlett-Packard Development Company, L.P. Color imaging devices, color imaging methods, and color separation methods
FR2870072A1 (en) * 2004-05-07 2005-11-11 Sagem METHOD, CIRCUIT AND SYSTEM FOR CONVERTING R-COLOR SPACE BY THREE-DIMENSIONAL INTERPOLATION
JP4492358B2 (en) * 2005-01-12 2010-06-30 セイコーエプソン株式会社 Smoothing of grid point arrangement
US7557954B2 (en) * 2005-09-29 2009-07-07 Lexmark International, Inc. Fast color interpolation
US7777760B2 (en) * 2007-06-29 2010-08-17 Apple Inc. Display color correcting system
KR101794537B1 (en) * 2011-01-21 2017-11-07 삼성전자주식회사 Data processing apparatus and method

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893166A (en) * 1972-01-05 1975-07-01 Crosfield Electronics Ltd Colour correcting image reproducing methods and apparatus
US4275413A (en) * 1978-03-30 1981-06-23 Takashi Sakamoto Linear interpolator for color correction
JPS57208765A (en) * 1981-06-18 1982-12-21 Dainippon Screen Mfg Co Ltd Signal interpolating method for memory device
US4477833A (en) * 1981-08-12 1984-10-16 R. R. Donnelley & Sons Company Method of color conversion with improved interpolation
JPH087553B2 (en) * 1988-10-27 1996-01-29 インターナショナル・ビジネス・マシーンズ・コーポレーション Color image quantization method and apparatus
US5121196A (en) * 1988-11-18 1992-06-09 Konica Corporation Color processing method and apparatus with a color patch
US5208872A (en) * 1990-03-30 1993-05-04 The United States Of America As Represented By The United States National Aeronautics And Space Administration Programmable remapper with single flow architecture
WO1992001260A1 (en) * 1990-07-09 1992-01-23 Eastman Kodak Company Selectable power of two coefficient signal combining circuits
JPH04354287A (en) * 1991-05-30 1992-12-08 Sony Corp Image interpolation circuit
JP2903808B2 (en) * 1991-10-17 1999-06-14 富士ゼロックス株式会社 Color signal conversion method and apparatus
US5345541A (en) * 1991-12-20 1994-09-06 Apple Computer, Inc. Method and apparatus for approximating a value between two endpoint values in a three-dimensional image rendering device
US5337166A (en) * 1992-02-14 1994-08-09 Fuji Xerox Co., Ltd. Color signal transforming apparatus
EP0601241B1 (en) * 1992-12-02 1996-09-04 Eastman Kodak Company Colour transformation method
US5390035A (en) * 1992-12-23 1995-02-14 International Business Machines Corporation Method and means for tetrahedron/octahedron packing and tetrahedron extraction for function approximation
EP0611231B1 (en) * 1993-02-12 1999-09-29 Eastman Kodak Company Method for cross-device color calibration and enhancement using explicit constraints
US5504821A (en) * 1993-03-31 1996-04-02 Matsushita Electric Industrial Co., Ltd. Color converting apparatus for performing a three-dimensional color conversion of a colored picture in a color space with a small capacity of memory
US5684981A (en) * 1995-01-18 1997-11-04 Hewlett-Packard Company Memory organization and method for multiple variable digital data transformation
WO1996039774A1 (en) * 1995-06-06 1996-12-12 Apple Computer, Inc. A caching system for interpolation processing

Also Published As

Publication number Publication date
GB9826983D0 (en) 1999-02-03
GB2332329A (en) 1999-06-16
US6049400A (en) 2000-04-11

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120329 AND 20120404

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20131208